Esempio n. 1
0
        private void buildOrPiece(BuildState state, p_OrPiece orPiece)
        {
            var curState = state.nextGoodState++;

            state.PushGoodLocation("endOfOr" + curState);
            state.PushBadLocation("curBad" + curState);

            var itms = Helper.CombineArray(orPiece.RuleExpression1, orPiece.RuleExpressions).ToArray();
            int ind = 0;
            foreach (p_RuleExpression expression in itms)
            {
                var j = state.nextGoodState;
                state.PushBadLocation(string.Format("bottomPiece{0}", j));

                buildRuleExpression(state, expression);

                state.PopBadLocation();
                checkBuilder.AppendLine(string.Format("bottomPiece{0}:", j));

                if (ind++ == itms.Length-1)
                    checkBuilder.AppendLine("goto " + state.BadLocation() + ";");
                else
                    checkBuilder.AppendLine("goto nextPiece" + state.nextGoodState + ";");

            }
            state.PopBadLocation();
            state.PopGoodLocation();

            checkBuilder.AppendLine("curBad" + curState + ": goto " + state.BadLocation(state.nextGoodState) + ";");

            checkBuilder.AppendLine("endOfOr" + curState + ":");
            checkBuilder.AppendLine(string.Format("goto {0};", state.GoodLocation));
        }
Esempio n. 2
0
        private void buildOrPiece(BuildState state, p_OrPiece orPiece)
        {
            var curState = state.nextGoodState++;

            state.PushGoodLocation("endOfOr" + curState);
            state.PushBadLocation("curBad" + curState);

            var itms = Helper.CombineArray(orPiece.RuleExpression1, orPiece.RuleExpressions).ToArray();
            int ind  = 0;

            foreach (p_RuleExpression expression in itms)
            {
                var j = state.nextGoodState;
                state.PushBadLocation(string.Format("bottomPiece{0}", j));

                buildRuleExpression(state, expression);

                state.PopBadLocation();
                checkBuilder.AppendLine(string.Format("bottomPiece{0}:", j));

                if (ind++ == itms.Length - 1)
                {
                    checkBuilder.AppendLine("goto " + state.BadLocation() + ";");
                }
                else
                {
                    checkBuilder.AppendLine("goto nextPiece" + state.nextGoodState + ";");
                }
            }
            state.PopBadLocation();
            state.PopGoodLocation();

            checkBuilder.AppendLine("curBad" + curState + ": goto " + state.BadLocation(state.nextGoodState) + ";");



            checkBuilder.AppendLine("endOfOr" + curState + ":");
            checkBuilder.AppendLine(string.Format("goto {0};", state.GoodLocation));
        }
Esempio n. 3
0
        private p_OrPiece obtainOrPiece()
        {
            p_OrPiece orPiece = new p_OrPiece();

            orPiece.RuleExpressions = new List <p_RuleExpression>();
            {
                Debug.Assert(symbolGenerator.Advance().isSymbol("("));
                orPiece.RuleExpression1 = obtainRuleExpression();

                {
                    while (true)
                    {
                        symbolGenerator.PushState();
                        if (symbolGenerator.Advance().isSymbol("|"))
                        {
                            if (resetState(checkRuleExpression))
                            {
                                symbolGenerator.RestoreState();

                                orPiece.RuleExpressions.Add(obtainRuleExpression());
                                continue;
                            }

                            symbolGenerator.PopState();
                            break;
                        }
                        symbolGenerator.PopState();
                        break;
                    }


                    Debug.Assert(symbolGenerator.Advance().isSymbol(")"));
                    goto goodDone;
                }
            }
goodDone:
            return(orPiece);
        }
Esempio n. 4
0
 public p_RuleExpression_rulePiece_rule(p_RuleExpression_rulePiece_ruleType type, p_OrPiece obtainOrPiece)
 {
     ruleType = type;
     OrPiece = obtainOrPiece;
 }
Esempio n. 5
0
        private p_OrPiece obtainOrPiece()
        {
            p_OrPiece orPiece = new p_OrPiece();
            orPiece.RuleExpressions = new List<p_RuleExpression>();
            {
                Debug.Assert(symbolGenerator.Advance().isSymbol("("));
                orPiece.RuleExpression1 = obtainRuleExpression();

                {
                    while (true)
                    {
                        symbolGenerator.PushState();
                        if (symbolGenerator.Advance().isSymbol("|"))
                        {
                            if (resetState(checkRuleExpression))
                            {
                                symbolGenerator.RestoreState();

                                orPiece.RuleExpressions.Add(obtainRuleExpression());
                                continue;
                            }

                            symbolGenerator.PopState();
                            break;
                        }
                        symbolGenerator.PopState();
                        break;
                    }

                    Debug.Assert(symbolGenerator.Advance().isSymbol(")"));
                    goto goodDone;
                }
            }
            goodDone:
            return orPiece;
        }
Esempio n. 6
0
 public p_RuleExpression_rulePiece_rule(p_RuleExpression_rulePiece_ruleType type, p_OrPiece obtainOrPiece)
 {
     ruleType = type;
     OrPiece  = obtainOrPiece;
 }